function newImage(arg) {if (document.images) {rslt = new Image(); rslt.src = arg; return rslt;} } function changeImages() {if (document.images && (preloadFlag == true)) {for (var i=0; i<changeImages.arguments.length; i+=2) { document[changeImages.arguments[i]].src = changeImages.arguments[i+1]; } } } var preloadFlag = false; function preloadImages() { if (document.images) { h_over = newImage("/images/bco_iconH.gif"); preloadFlag = true;} }